5个工业大麻品种对5种重金属污染土壤的修复潜力

许艳萍, 杨明, 郭鸿彦, 杨清辉

Phytoremediation potential of five industrial hemp varieties on five heavy metal polluted soils

Yan-Ping XU, Ming YANG, Hong-Yan GUO, Qing-Hui YANG

表5 工业大麻对重金属的绝对富集量

Table 5 Absolution accumulation quantity of heavy metals in industrial hemp (g hm-2)

时期 Stage 品种 Variety Pb As Cu Cd Zn 苗期 Seeding stage ym1 43.59 a 27.83 a 31.61 b 2.13 a 96.20 a ym2 29.10 c 23.51 b 26.56 c 1.32 b 63.61 e ym3 32.18 b 22.79 b 26.93 c 1.38 b 71.32 d ym4 21.98 d 16.55 c 13.63 d 1.35 b 22.71 c ym5 42.84 a 29.88 a 34.41 a 2.05 a 92.87 b 工艺成熟期 Physiological maturity stage ym1 644.29 a 624.25 a 194.06 a 24.40 a 669.15 a ym2 431.65 d 365.14 c 179.67 a 16.64 b 560.11 b ym3 477.83 c 393.77 c 197.21 a 15.13 b 577.06 b ym4 440.33 d 371.86 c 180.65 a 16.35 b 540.07 b ym5 535.77 b 550.76 b 180.94 a 22.60 a 684.27 a